package Exercise2.exercise2;
import java.util.*;
public class Column {
	public static void main(String[] args) {
		Scanner in=new Scanner(System.in);
		System.out.println("请输入圆柱的半径以及长度：");
		int radius=in.nextInt();
		int length=in.nextInt();
		double area=radius*radius*3.14;
		double volumn=area*length;
		System.out.println("圆柱的底面积为："+area+"\n"+"圆柱的体积为："+volumn);
	}
}
